🎶 Elevate Your Audio Experience! Enjoy up to 24 hours of uninterrupted audio bliss on a single charge. Connect to two devices simultaneously and switch effortlessly between work and play. One-touch noise cancelling lets you silence distractions and focus on what matters. Stream audio from up to 100 meters away, giving you freedom to roam. Experience rich, immersive audio that elevates your music and movie enjoyment. Rich Audio 100m Range 24h Battery The Poly Plantronics BackBeat PRO 2 headphones deliver rich, immersive audio with active noise cancelling, a remarkable 24-hour battery life, and seamless connectivity for the modern professional. With a Bluetooth range of up to 100 meters, these headphones are designed for those who demand quality and convenience in their audio experience.